Ar
Argon-51
Protons (Z)
18
Neutrons (N)
33
Mass number
51
Half-Life
30.0 ms
Abundance
---
Mass
50.993 u
Mass Excess
-6,490.0 keV
Spin
(1/2-)
Discovered
1989
Binding energy per nucleon
7,922 keV
Neutron separation energy
1,331 keV
Proton separation energy
21,479 keV
Decay Mode
Decay chain
- ArArgon-51Z 18 · N 3330.0 ms
- β⁻
- β⁻n65%
- β⁻100%
- β⁻100%